About mtune=atom

[John Reiser]

On 01/24/2011 05:11 PM, Matthew Miller wrote:
> On Mon, Jan 24, 2011 at 04:43:47PM -0800, John Reiser wrote:
>>> This seems like it might be useful in many virtual machine setups. Can you
>>> quantify "measurable"?
> 
>> "Measurable" means 1% or more.  Obviously this depends on the workload.
> 
> 1% or more _what_? Performance gain?

1% reduction in CPU time per process; or, 1% increase in processes/hr;
or, 1% decrease in delay along some external user-critical path; or,
1% increase in number of simultaneous processes before complaints; ...

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